考前三个保证面临大考,营养专家给考生提出了“三个保证”。第一,保证营养充足。考试,是一种高度紧张的脑力劳动,比平时要消耗更多的营养。考生若在考试前的一个阶段饮食营养跟不上,不仅影响健康,还会出现头昏脑胀、精神不集中的现象,直接影响到复习效果和考试成绩。因此,考生 The three guarantees before the exam were faced with a major test. The nutrition experts proposed “three guarantees” to the candidates. First, ensure adequate nutrition. The exam is a highly intense mental task that consumes more nutrition than usual. If the candidates can not keep up with dietary nutrition at the stage before the exam, they will not only affect their health, but also suffer from dizziness and lack of concentration, which will directly affect the review results and test scores. Therefore, candidates